THERAPEUTICS
Review: dietary counselling promotes modest weight loss, but the effect diminishes over time
| The first 150 words of the full text of this article appear below. |
M L Dansinger
Dr M L Dansinger, Tufts-New England Medical Center, Boston, MA, USA; mdansinger@tufts-nemc.org
REVIEW PROCESS
in overweight or obese persons, is dietary counselling effective for weight loss?
Medline and Cochrane Central Register of Controlled Trials (1997 to July 2006), and reference lists, including that of an extensive systematic review published in 1998.
randomised controlled trials (RCTs) that compared dietary counselling (advice to change dietary patterns to limit fat or calorie intake, with or without exercise counselling) with a control intervention (usual care or a minimal intervention such as general verbal or written advice) for weight loss in overweight or obese adults. Additional inclusion criteria were study duration
12 weeks and outcome assessment at
16 weeks. 46 RCTs (n = 11 853, mean age 27–68 y, median 60% women, mean body mass index [BMI] 25–40 kg/m2), including 63 intervention groups, met the selection criteria. Duration of the intervention ranged from
Radboud University Nijmegen Medical Centre Nijmegen, The Netherlands
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